BE890787A - Jauge de rugosite et procede - Google Patents

Jauge de rugosite et procede

Info

Publication number
BE890787A
BE890787A BE0/206285A BE206285A BE890787A BE 890787 A BE890787 A BE 890787A BE 0/206285 A BE0/206285 A BE 0/206285A BE 206285 A BE206285 A BE 206285A BE 890787 A BE890787 A BE 890787A
Authority
BE
Belgium
Prior art keywords
roughness gauge
roughness
gauge
Prior art date
Application number
BE0/206285A
Other languages
English (en)
Inventor
C S Gardner
W E Streight
Original Assignee
Caterpillar Tractor Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co
Publication of BE890787A publication Critical patent/BE890787A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
BE0/206285A 1980-11-17 1981-10-20 Jauge de rugosite et procede BE890787A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1980/001545 WO1982001767A1 (fr) 1980-11-17 1980-11-17 Appareil de mesure de la rugosite d'une surface et procede

Publications (1)

Publication Number Publication Date
BE890787A true BE890787A (fr) 1982-02-15

Family

ID=22154653

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/206285A BE890787A (fr) 1980-11-17 1981-10-20 Jauge de rugosite et procede

Country Status (5)

Country Link
EP (1) EP0065517B1 (fr)
JP (1) JPS57501743A (fr)
BE (1) BE890787A (fr)
DE (1) DE3072138D1 (fr)
WO (1) WO1982001767A1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3232885A1 (de) * 1982-09-04 1984-03-08 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur automatischen pruefung von oberflaechen
FR2581753B1 (fr) * 1985-05-07 1993-09-03 Roulements Soc Nouvelle Appareil de controle de rugosite par voie optique
FI78355C (fi) * 1986-05-27 1989-07-10 Puumalaisen Tutkimuslaitos Oy Metod foer maetning av glans och apparatur foer tillaempning av metoden.
DE19739885A1 (de) * 1997-09-11 1999-03-18 Bernd Klose Komparativer Oberflächenqualifizierer
US6424413B1 (en) 1998-06-12 2002-07-23 Gretagmacbeth Llc Multi-channel integrating sphere
ES2163971B1 (es) * 1999-04-19 2003-06-16 Univ La Coruna Fleximetro fotovoltaico.
CN1323277C (zh) * 2005-10-07 2007-06-27 朱兴发 冶金炉炉衬厚度监测装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591291A (en) * 1969-05-26 1971-07-06 Conductron Corp Method and apparatus for sensing reflected light and diffused light from a surface to indicate the roughness of said surface
US3804521A (en) * 1972-02-22 1974-04-16 Itek Corp Optical device for measuring surface roughness
US3984189A (en) * 1973-01-19 1976-10-05 Hitachi Electronics, Ltd. Method and apparatus for detecting defects in a surface regardless of surface finish
US3850526A (en) * 1973-03-16 1974-11-26 Atomic Energy Commission Optical method and system for measuring surface finish
US4092068A (en) * 1976-05-05 1978-05-30 Domtar Inc. Surface sensor
GB1592449A (en) * 1976-12-01 1981-07-08 Ferranti Ltd Optical inspection apparatus
DE2860548D1 (en) * 1977-09-09 1981-04-16 Rank Organisation Ltd An optical sensing instrument

Also Published As

Publication number Publication date
DE3072138D1 (en) 1989-02-02
WO1982001767A1 (fr) 1982-05-27
EP0065517A4 (fr) 1985-07-30
EP0065517A1 (fr) 1982-12-01
EP0065517B1 (fr) 1988-12-28
JPS57501743A (fr) 1982-09-24

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CATERPILLAR INC.

Effective date: 19901031